{{Rsnum
|rsid = 58405804
|geno1=(-;-)
|geno2=(-;T)
|geno3=(T;T)
|Chromosome=22
|Orientation=plus
|Gene=CYP2D6
|position=42528056
|Assembly=GRCh37.p2
|GenomeBuild=37.2
|dbSNPBuild=134
|Status=Merged
|Merged=56358138
}}a variation in [[CYP2D6]]